SMITH BRAIN TRUST — American, Delta and United are going to legal war against the Gulf Carriers — Emirates, Etihad and Qatar Airways. They want the Gulf carriers' access to U.S.

SMITH BRAIN TRUST -- U.S. oil prices fell to a six-year low on Aug. 11, 2015, and one person not surprised would be Julian L. Simon, an economist at the University of Maryland’s Robert H. Smith School of Business who died in 1998. When many scholars predicted ever-dwindling oil supplies, Simon argued that market forces would encourage innovation in extraction and energy alternatives.

SMITH BRAIN TRUST -- Customers have kvetched about airline baggage fees since American Airlines started charging people for even one checked bag in 2008, but the practice has swept the industry. Last month, JetBlue started charging passengers for luggage, leaving Southwest standing alone as the only company to let all passengers check a bag or two without an extra charge.

Here are some of the big trends facing the airline industry and its passengers now.

New research offers keys for how retailers and suppliers can prepare and plan for runs on essential stock to reduce shortages during a crisis.

In our video series, Maryland Smith experts share their insights on the broadly reaching impacts of the coronavirus pandemic.

Maryland Smith research explains what drives consumers to clear store shelves and to hoard goods in the face of risks, and explains how retailers should respond.

That return-to-work dread that puts people in bad moods – and has been documented to drag down productivity and impact financial markets – also wreaks havoc on the efficiency of moving goods from one place to another on Mondays.